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KEO Countersink: 120°, 3 Flute, 3/8 in Body Dia - General Purpose Three-Flute Countersinks
KEOGeneral Purpose Three-Flute Countersinks

KEO Countersink: 120°, 3 Flute, 3/8 in Body Dia

SKU 3G-OTH-185131

Brand
KEO
Item
Countersink: 120°, 3 Flute, 3/8 in Body Dia
Category
General Purpose Three-Flute Countersinks
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Technical Specifications

KEO
Manufacturer Part Number
917-000-971
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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the KEO 917-000-971 countersink used for?

The KEO 917-000-971 is a 120° three-flute countersink designed for general-purpose deburring and chamfering on metal workpieces. Its AlTiN-coated high-speed steel construction provides wear resistance for use on steel, aluminum, and other alloys in manufacturing and maintenance applications.

What are the specifications of the KEO 917-000-971 countersink?

This KEO countersink has a 120° included angle, three flutes, and a 3/8 in body diameter. It is made from high-speed steel with an AlTiN coating for extended tool life. The manufacturer part number is 917-000-971, and it is designed for general-purpose countersinking operations.

Where to buy the KEO 917-000-971 countersink worldwide?

3G Electric supplies the KEO 917-000-971 countersink to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this KEO tool.

How to select the correct KEO countersink for your application?

Select a KEO countersink based on the required chamfer angle (120° for standard fastener heads), body diameter matching the hole size, and material compatibility. For harder materials, choose AlTiN-coated high-speed steel like the 917-000-971 to reduce heat and extend tool life. Always match flute count to material type.

Used in

Common applications for KEO
Metalworking — KEO plain-tip center drills for creating accurate starting points in lathe operations
Automotive manufacturing — KEO bell-tip center drills for countersinking holes in engine components
Aerospace machining — KEO radius-tip center drills for reducing stress risers in critical parts
General machining — KEO keyseat cutters for milling keyways in shafts and gears
Tool and die making — KEO TiN-coated center drills for extended tool life in hardened steels
Precision engineering — KEO cobalt center drills for high-temperature alloy applications

KEO Products

3G Electric supplies KEO general purpose three-flute countersinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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